Class F or F class may refer to: * NZR F class, steam locomotives used in New Zealand * Class F, a stellar classification * Class F, a type of

race car Auto racing (also known as car racing, motor racing, or automobile racing) is a motorsport involving the racing of automobiles for competition. Auto racing has existed since the invention of the automobile. Races of various sorts were organi ...

sometimes referred to as F-P as well, for F-Production * Class F, an

airspace class The world's navigable airspace is divided into three-dimensional segments, each of which is assigned to a specific class. Most nations adhere to the classification specified by the International Civil Aviation Organization (ICAO) and described bel ...

defined by the ICAO * Class F, a designation for model aircraft defined by the

Fédération Aéronautique Internationale The (; FAI; en, World Air Sports Federation) is the world governing body for air sports, and also stewards definitions regarding human spaceflight. It was founded on 14 October 1905, and is headquartered in Lausanne, Switzerland. It maintai ...

* F Class or

CIE 501 Class The CIE 501 Class locomotives were built in 1955 by Walker Brothers of Wigan for use on the narrow gauge () lines on the West Clare section of the CIÉ. They were small diesel mechanical locomotives, with a 0-4-0+0-4-0 wheel arrangement. Con ...

, a narrow gauge diesel locomotive used on the former West Clare Railway in Ireland *

F-Class (shooting sport) The International Confederation of Fullbore Rifle Associations (ICFRA) is the international association for the fullbore rifle shooting sports of Target Rifle ('TR') (in the US 'Palma' Rifle) and F-Class, which are long range competitions shot a ...

, a high power rifle discipline *

F-class escort ship The F-class escort ships were a class of fleet escorts () used by the German Navy ('' Kriegsmarine'') during the Second World War. Ten ships were built in total to fulfil a multi-purpose role. They were the only ships of this type of built by the ...

, ships used by the Kriegsmarine during the Second World War *

F-class destroyer (disambiguation) F-class destroyer may refer to: * Tribal-class destroyer (1905), twelve ships for the Royal Navy that served in World War I * F-class destroyer (1934), nine ships for the Royal Navy that served in World War II See also * F class (disambiguation) ...

, several classes of ships *

F-class submarine (disambiguation) F-class submarine may refer to: * British F-class submarine, three submarines of the Royal Navy, built between 1913 and 1916 * Italian F-class submarine, 21 submarines of the Royal Italian Navy and three of the Royal Spanish Navy, built between 19 ...

, several classes of submarines *

F-class Melbourne tram The F-class was a class of two trams built by Duncan & Fraser, Adelaide, for the Prahran & Malvern Tramways Trust (PMTT). Both passed to the Melbourne & Metropolitan Tramways Board The Melbourne & Metropolitan Tramways Board (MMTB) was a go ...

* F-class Sydney tram *

Class F cable International standard ISO/IEC 11801 ''Information technology — Generic cabling for customer premises'' specifies general-purpose telecommunication cabling systems (structured cabling) that are suitable for a wide range of applications (analog an ...

, a telecommunications cable *

Class F fire A fire class is a system of categorizing fire with regard to the type of material and fuel for combustion. Class letters are often assigned to the different types of fire, but these differ between territories. There are separate standards for t ...

, a class used for fire extinguishers *

Class F fly ash Coal combustion products (CCPs), also called coal combustion wastes (CCWs) or coal combustion residuals (CCRs), are categorized in four groups, each based on physical and chemical forms derived from coal combustion methods and emission controls: ...

F-segment The F-segment is the 6th category and largest of the Euro Car Segment, European segments for passenger cars, and always belongs to "Luxury_vehicle#Luxury_saloon_/_full-size_luxury_sedan, luxury cars". The equivalent categories are full-size lux ...

, a European vehicle size class * F class, code used by some airlines for first class